Home / 49,837.62-74,741.76-18,665.58

Finding the Fourth Proportional to 49,837.62, 74,741.76 and 18,665.58

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Solution

The fourth proportional to 49,837.62, 74,741.76 and 18,665.58 is: 27,992.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,837.62 : 74,741.76 = 18,665.58 : x
  2. Step 2: Convert to fraction form
    49,837.62/74,741.76 = 18,665.58/x
  3. Step 3: Cross multiply
    49,837.62x = 74,741.76 × 18,665.58
  4. Step 4: Simplify right side
    49,837.62x = 1,395,098,300.62
  5. Step 5: Solve for x
    x = 1,395,098,300.62/49,837.62
  6. Step 6: Final answer
    x = 27,992.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.